Any of the businesses that directly or indirectly provide sex-related products and services. The industry includes direct provision of sex-related services (such as prostitution, massage parlors), sex-related pastimes (such as pornography, sex-oriented men's magazines, sex movies, sex toys and fetish and sadomasochistic paraphernalia), sex channels for television and prepaid sex movies for on-demand viewing, adult movie theaters, sex shops, and strip clubs.

SYN: adult entertainment; sex trade.

SEE: prostitution; sex worker.